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Finding the Fourth Proportional to 27,687.46, 41,532.63 and 6,911.14

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Solution

The fourth proportional to 27,687.46, 41,532.63 and 6,911.14 is: 10,367.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,687.46 : 41,532.63 = 6,911.14 : x
  2. Step 2: Convert to fraction form
    27,687.46/41,532.63 = 6,911.14/x
  3. Step 3: Cross multiply
    27,687.46x = 41,532.63 × 6,911.14
  4. Step 4: Simplify right side
    27,687.46x = 287,037,820.50
  5. Step 5: Solve for x
    x = 287,037,820.50/27,687.46
  6. Step 6: Final answer
    x = 10,367.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.